Which of the following best characterizes the neolithic era?
a. the need for hunting and gathering
b. the development of stone tools
c. the discovery of fire
d. the development of permanent settlements

labor leaders and organizations had the power to demand it.

explanation:

workers got a five-day workweek because the bcea protects and respect the rights of the employees. labor leaders and other groups demanded it.

in the 1950s, country music came into its own before rock-n-roll took off in the 60s while jazz and classical music continued to innovate